Movies Like Un-Nan - The Legend of the Eight-headed Serpent

If you liked Un-Nan - The Legend of the Eight-headed Serpent (2008), a movie directed by Yoshinari Nishikôri, here are 20 movies with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
One Piece: Giant Mecha Soldier of Karakuri Castle (2006)
★ 6.9/10
The Straw Hats visits an island, known as Mecha Island, where a fisherman sings an old folk song about a Golden Crown. Searching for that mysterious treasure, they find a hidden entrance into the island. The island's…
2
Ocean Waves (1993)
★ 6.4/10
At Kichijōji Station, Tokyo, Taku Morisaki glimpses a familiar woman on the platform opposite boarding a train. Later, her photo falls from a shelf as he exits his apartment before flying to Kōchi Prefecture. Picking…
3
Level 16 (2018)
★ 6.7/10
The teenage girls of Vestalis Academy are meticulously trained in the art of being “clean girls,” practicing the virtues of perfect femininity. But what exactly are they being trained for? Vivien intends to find out.
4
Stolen Girl (2025)
★ 6.4/10
In 1993, Maureen’s six-year-old daughter Amina is snuck out of the country by her ex-husband, Karim. After years of unsuccessful attempts to find her, Maureen intersects with a professional retriever of internationally…
5
Tokyo! (2008)
★ 6.9/10
Three distinct tales unfold in the bustling city of Tokyo. Merde, a bizarre sewer-dweller, emerges from a manhole and begins terrorizing pedestrians. After his arrest, he stands trial and lashes out at a hostile…
6
One Piece: Heart of Gold (2016)
★ 7.4/10
A girl named Olga is pursued by both the World Government and a man named Mad Treasure, as she is the only one who knows the location of the Pure Gold, a substance that can buy the entire world. Olga ends up sailing…
7
Rascal Does Not Dream of a Dreaming Girl (2019)
★ 8.2/10
In Fujisawa, Sakuta Azusagawa is in his second year of high school. Blissful days with his girlfriend and upperclassman, Mai Sakurajima, are interrupted by the appearance of his first crush, Shoko Makinohara.
8
Battle Royale (2000)
★ 7.3/10
In the future, the Japanese government captures a class of ninth-grade students and forces them to kill each other under the revolutionary "Battle Royale" act.
9
Gintama 2: Rules Are Made to Be Broken (2018)
★ 7.1/10
The Yorozuya gang returns to protect the country's shogun when the Shinsengumi police force finds itself in a crisis.
10
Demon Slayer: Kimetsu no Yaiba Infinity Castle (2025)
★ 8.8/10
The Demon Slayer Corps are drawn into the Infinity Castle, where Tanjiro, Nezuko, and the Hashira face terrifying Upper Rank demons in a desperate fight as the final battle against Muzan Kibutsuji begins.
11
The Garden of Words (2013)
★ 7.6/10
Takao, who is training to become a shoemaker, skipped school and is sketching shoes in a Japanese-style garden. He meets a mysterious woman, Yukino, who is older than him. Then, without arranging the times, the two…
12
Gintama: The Final Chapter - Be Forever Yorozuya (2013)
★ 8.1/10
What would have happened if the Shiroyasha never existed? Edo is thrown to chaos by a mysterious cause. Sakata Gintoki, now lives in a world where the future has changed, without him. What has happened to the Yorozuya?…
13
Crayon Shin-chan: The Hidden Treasure of the Buri Buri Kingdom (1994)
★ 7/10
The Noharas win a vacation to the Kingdom of Buri Buri -- but the whole thing was just a clever ploy by an evil organization to kidnap Shin-chan!
14
Rascal Does Not Dream of a Knapsack Kid (2023)
★ 7.7/10
Finally, the day of Mai's high school graduation has arrived. While Sakuta eagerly waits for his girlfriend, an elementary schooler who looks exactly like her appears before him. Suspicious, and for all the wrong…
15
Bleach the Movie: Memories of Nobody (2006)
★ 6.9/10
In Karakura Town, unidentifiable spirits begin appearing en mases. While attempting to deal with these strange souls, Ichigo Kurosaki and Rukia Kuchiki meet Senna, a mysterious shinigami who wipes out most of them…
16
One Million Yen Girl (2008)
★ 7.2/10
A 21-year-old girl is released from prison, only to deal with the neighborhood gossip about her and family conflicts. She decides to save one million yen, move to where no one knows her and keep repeating the process.
17
Tamako Love Story (2014)
★ 7.2/10
Devoted to her family’s rice-cake–making business and the high school baton club, Tamako is a little slow when it comes to love. She’s oblivious to her childhood friend Mochizo’s affections, even though all their…
18
Taboo (1999)
★ 6.6/10
Set during Japan's Shogun era, this film looks at life in a samurai compound where young warriors are trained in swordfighting. A number of interpersonal conflicts are brewing in the training room, all centering on a…
19
An Autumn Romance (2021)
★ 7/10
When librarian Taylor Harris suddenly loses her job, she decides to visit her brother in a small town in Montana. There, she gets involved in the fight to help save her brother's hotel from tycoon Joel Sheenan, who…
20
Demon Slayer: Kimetsu no Yaiba -To the Hashira Training- (2024)
★ 6.5/10
Tanjiro undergoes rigorous training with the Stone Hashira, Himejima, in his quest to become a Hashira. Meanwhile, Muzan continues to search for Nezuko and Ubuyashiki. A recap of Kimetsu no Yaiba episodes 55–56, with…